package thread;


public class SyncDemo1 {
    public static void main(String[] args) {
        Shop shop1 = new Shop();
        Shop shop2 = new Shop();
        /*Thread t1 = new Thread("王克晶"){
          public void run(){
              shop1.buy();
          }
        };

        Thread t2 = new Thread("饭创奇"){
          public void run(){
              shop2.buy();
          }
        };*/
        Thread t1 = new Thread(shop1::buy);
        Thread t2 = new Thread(shop2::buy);
        t1.start();
        t2.start();

    }
}

class Shop{
    public void buy(){
        try {
            Thread t = Thread.currentThread();
            System.out.println(t.getName()+": 正在挑衣服");
            Thread.sleep(3000);
            //synchronized (new Object()){ //永远不能用实例化
            //synchronized ("abc"){
            //synchronized (123){
            synchronized (this){
                System.out.println(t.getName()+": 正在试衣服");
                Thread.sleep(3000);
            }
            System.out.println(t.getName()+": 结账离开");
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}